In computeValuesFromData of FileUtils.java, there is a possible way to insert files to other apps’ external private directories due to a path traversal error. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
[
{
"vendor": "Google",
"product": "Android",
"versions": [
{
"version": "13",
"status": "affected"
},
{
"version": "12L",
"status": "affected"
},
{
"version": "12",
"status": "affected"
},
{
"version": "11",
"status": "affected"
}
],
"defaultStatus": "unaffected"
}
]